Echo Reservoir
E765023
Echo Reservoir is a man-made lake in northern Utah popular for boating, fishing, and other water recreation.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Echo Canyon Reservoir | 2 |
| Echo Reservoir canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8849561 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Echo Reservoir Context triple: [Weber River, hasReservoir, Echo Reservoir]
-
A.
Orange Reservoir
Orange Reservoir is a man-made lake in Essex County, New Jersey, known for its walking paths, fishing, and scenic setting near the South Mountain Reservation.
-
B.
Fengman Reservoir
Fengman Reservoir is a major artificial lake and hydroelectric reservoir on the upper Songhua River in Jilin Province, China, known for its role in power generation, flood control, and regional water supply.
-
C.
Crystal Springs Reservoir
Crystal Springs Reservoir is a large artificial lake system on the San Francisco Peninsula that serves as a major drinking water source and scenic open-space area for the region.
-
D.
Vasona Reservoir
Vasona Reservoir is a man-made lake in Los Gatos, California, popular for recreation such as boating, fishing, and picnicking within Vasona Lake County Park.
-
E.
Wilson Reservoir
Wilson Reservoir is a man-made lake on the Tennessee River in Alabama, created by Wilson Dam, that serves as a key resource for hydroelectric power, navigation, and recreation.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Echo Reservoir Target entity description: Echo Reservoir is a man-made lake in northern Utah popular for boating, fishing, and other water recreation.
-
A.
Orange Reservoir
Orange Reservoir is a man-made lake in Essex County, New Jersey, known for its walking paths, fishing, and scenic setting near the South Mountain Reservation.
-
B.
Fengman Reservoir
Fengman Reservoir is a major artificial lake and hydroelectric reservoir on the upper Songhua River in Jilin Province, China, known for its role in power generation, flood control, and regional water supply.
-
C.
Crystal Springs Reservoir
Crystal Springs Reservoir is a large artificial lake system on the San Francisco Peninsula that serves as a major drinking water source and scenic open-space area for the region.
-
D.
Vasona Reservoir
Vasona Reservoir is a man-made lake in Los Gatos, California, popular for recreation such as boating, fishing, and picnicking within Vasona Lake County Park.
-
E.
Wilson Reservoir
Wilson Reservoir is a man-made lake on the Tennessee River in Alabama, created by Wilson Dam, that serves as a key resource for hydroelectric power, navigation, and recreation.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| accessibleVia |
Interstate 80
NERFINISHED
ⓘ
Interstate 84 NERFINISHED ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| climateInfluence | semi-arid climate ⓘ |
| constructionCompleted | 1931 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| createdBy | Echo Dam NERFINISHED ⓘ |
| formedByDamOn | Weber River NERFINISHED ⓘ |
| hasActivity |
ice fishing
ⓘ
kayaking ⓘ paddleboarding ⓘ sailing ⓘ |
| hasDam | Echo Dam NERFINISHED ⓘ |
| hasFishSpecies |
brown trout
ⓘ
rainbow trout ⓘ smallmouth bass ⓘ yellow perch ⓘ |
| hasShorelineFeature |
boat ramps
ⓘ
campgrounds ⓘ day-use areas ⓘ |
| locatedIn | Utah ⓘ |
| locatedInCounty | Summit County, Utah NERFINISHED ⓘ |
| locatedInHydrologicRegion | Great Basin NERFINISHED ⓘ |
| locatedInRegion | northern Utah NERFINISHED ⓘ |
| locatedNear | Wasatch Range NERFINISHED ⓘ |
| managedBy | Bureau of Reclamation NERFINISHED ⓘ |
| nearSettlement |
Coalville, Utah
NERFINISHED
ⓘ
Echo, Utah NERFINISHED ⓘ |
| partOf | Weber Basin Project NERFINISHED ⓘ |
| popularSeason |
summer
ⓘ
winter ⓘ |
| primaryInflow | Weber River NERFINISHED ⓘ |
| primaryOutflow | Weber River NERFINISHED ⓘ |
| purpose |
flood control
ⓘ
irrigation storage ⓘ recreation ⓘ |
| recreationManagedBy | Utah Division of Parks and Recreation NERFINISHED ⓘ |
| usedFor |
boating
ⓘ
camping ⓘ fishing ⓘ picnicking ⓘ swimming ⓘ water skiing ⓘ |
| watercourse | Weber River NERFINISHED ⓘ |
| waterUse |
agricultural irrigation
ⓘ
municipal supply ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Echo Reservoir Description of subject: Echo Reservoir is a man-made lake in northern Utah popular for boating, fishing, and other water recreation.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Echo Canyon Reservoir
this entity surface form:
Echo Canyon Reservoir